900 big bore engine kit for 800 HO Arctic Cat models 2018-20
Proven to be one of the most reliable big bores for the 800 HO
195-197 horsepower and huge torque
Incredible low end to peak horsepower
Kit Includes: Exchange Big Bore Cylinders, Exchange Exhaust Valves, 2 Pistons with rings, circlips & wrist pins, Big Bore Billet Head Kit, Exhaust Valve Spacers, Timing Key.
See the below description for supporting mods necessary with this kit
***Unless purchasing outright, you must send in cylinders, and exhaust valves(Blades Only)*** Package all contents VERY CAREFULLY and insure the package. BMP is not responsible for damages that occur in shipping. Core parts must be in good, usable condition. Parts not in useable condition will not be credited and the customer will be responsible for return shipping.
Turnaround time can vary from 1-15 business days for this kit depending on if core cylinders are in stock. The normal turnaround time is between 3-5 business days.
BMP Fatt Azz pipe, BMP y-pipe, Stage 2 Clutch Kit, and torque link with license are required. VF3 reeds or Boysen reeds are recommended for optimum horsepower gains.
If you are just ordering the 900 Kit and not our bolt-on kit we cannot help you with tuning
Proven to be one of the most reliable big bores for the 800 HO
195-197 horsepower and huge torque
Incredible low end to peak horsepower
Kit Includes: Exchange Big Bore Cylinders, Exchange Exhaust Valves, 2 Pistons with rings, circlips & wrist pins, Big Bore Billet Head Kit, Exhaust Valve Spacers, Timing Key.
See the below description for supporting mods necessary with this kit
***Unless purchasing outright, you must send in cylinders, and exhaust valves(Blades Only)*** Package all contents VERY CAREFULLY and insure the package. BMP is not responsible for damages that occur in shipping. Core parts must be in good, usable condition. Parts not in useable condition will not be credited and the customer will be responsible for return shipping.
Turnaround time can vary from 1-15 business days for this kit depending on if core cylinders are in stock. The normal turnaround time is between 3-5 business days.
BMP Fatt Azz pipe, BMP y-pipe, Stage 2 Clutch Kit, and torque link with license are required. VF3 reeds or Boysen reeds are recommended for optimum horsepower gains.
If you are just ordering the 900 Kit and not our bolt-on kit we cannot help you with tuning